package thread.joinpackage;

/**
 * Created by cuihao on 2017/12/10.
 */
public class MyThread extends Thread {
    @Override
    public void run() {
        try {
            long a = 9000;
            System.out.println(a);
            Thread.sleep(a);
            System.out.println("thread执行完了");
        } catch (InterruptedException e) {
            e.printStackTrace();
        }
    }
}
